<template>
	<div>
		<!-- 面包屑头部 -->
		<el-breadcrumb separator-class="el-icon-arrow-right">
		  <el-breadcrumb-item :to="{ path: '/home' }">首页</el-breadcrumb-item>
		  <el-breadcrumb-item>商品管理</el-breadcrumb-item>
		  <el-breadcrumb-item>商品列表</el-breadcrumb-item>
		</el-breadcrumb>
		
		<!-- 卡片视图 -->
		<el-card>
			
			<!-- 搜索添加区域 -->
			<el-row :gutter="20">
				<el-col :span="8">
			 <el-input v-model="queryInfo.query" placeholder="请输入内容">
			    <el-button @click='getGoodsList' slot="append" icon="el-icon-search"></el-button>
			  </el-input>
				</el-col>
				<el-col :span="4">
					<el-button @click='goAddpage' type='primary'>添加商品</el-button>
				</el-col>
			</el-row>
	
			<!-- 商品列表表格区域 -->
			<el-table :data="goodslist" border stripe>
			<el-table-column type="expand"></el-table-column>	
			<el-table-column type="index" label="#"></el-table-column>	
			<el-table-column prop="goods_name" label="商品名称"></el-table-column>	
			<el-table-column width="95px" prop="goods_price" label="商品价格(元)"></el-table-column>	
			<el-table-column width="70px" prop="goods_weight" label="商品重量"></el-table-column>	
			<el-table-column width="140px" prop="add_time" label="商品创建时间">
				<template slot-scope="scope">
					<!-- 使用mainjs中定义的时间过滤器获取正确的时间格式 -->
					{{scope.row.add_time | dateFormat}}
				</template>
			</el-table-column>	
			<el-table-column width="150px" label="操作">
				<template slot-scope="scope">
					<el-button size='mini' type="primary" icon="el-icon-edit"></el-button>
					<el-button @click='removeByid(scope.row.goods_id)' size='mini' type="danger" icon="el-icon-delete"></el-button>
				</template>
			</el-table-column>	
			</el-table>
			
			<!-- 分页 -->
			<el-pagination
			      @size-change="handleSizeChange"
			      @current-change="handleCurrentChange"
			      :current-page="queryInfo.pagenum"
			      :page-sizes="[5, 10, 15, 20]"
			      :page-size="queryInfo.pagesize"
			      layout="total, sizes, prev, pager, next, jumper"
			      :total="total">
			    </el-pagination>
		</el-card>
	
		
	</div>
</template>

<script>
	export default{
		data() {
			return{
				// 列表查询参数
			queryInfo:{
				query:'',
				pagenum:1,
				pagesize:10
			},
			// 商品列表
			goodslist:[],
				// 商品列表总条数
			total:0,
			}
		},
		created() {
			this.getGoodsList()
		},
		methods:{
			// 根据分页获取对应的商品列表
		async getGoodsList(){
			const {data:res} = await this.$http.get('goods',{params:this.queryInfo})
			if(res.meta.status !== 200){
				return this.$message.error('获取商品列表失败')
			}else{
			// this.$message.success('获取商品列表成功！')
			this.goodslist = res.data.goods
			this.total = res.data.total	
			}	
		},
		// 
		handleSizeChange(newSize){
			// console.log(newSize)
			this.queryInfo.pagesize = newSize
			this.getGoodsList()
		},
		// 
		handleCurrentChange(newPage){
			this.queryInfo.pagenum = newPage
			this.getGoodsList()
		},
		// 删除点击按钮
		async removeByid(goods_id){
			 const confirmResult = await this.$confirm('此操作将永久删除该商品, 是否继续?', '提示', {
			          confirmButtonText: '确定',
			          cancelButtonText: '取消',
			          type: 'warning'
			        }).catch(resd => resd)
		if(confirmResult !== 'confirm'){
			return this.$message.info('已取消删除')
		}
		const {data :res} = await this.$http.delete('goods/' + goods_id)
		// console.log(res)
		if(res.meta.status !==200){
			return this.$message.error('删除商品失败！')
		}
		this.$message.success('删除商品成功')
		this.getGoodsList()
		},
		// 添加跳转按钮
		goAddpage(){
			this.$router.push('/goods/add')
		},
		}
	}
</script>

<style lang="less" scoped="scoped">
</style>
